diff --git a/README.md b/README.md
index 126df76e..09e19df8 100644
--- a/README.md
+++ b/README.md
@@ -50,6 +50,6 @@ html5ever exclusively uses UTF-8 to represent strings.  In the future it will su
 
 The code is cross-referenced with the WHATWG syntax spec, and eventually we will have a way to present code and spec side-by-side.
 
-html5ever tracks Rust nightly, for now.  Support for the stable Rust 1.x compilers is planned, however.
+html5ever builds against the official stable releases of Rust, though some optimizations are only supported on nightly releases.
 
 [API documentation]: http://doc.servo.org/html5ever/index.html